Questions in mathematics

Questions in mathematics

[Free] Lyle deposited a check for $75.26. He'll use the check register to record his transaction. What will be his new balance? $821.00 $896.44 $938.00 $979.56

[Free] Shown below are statements about geometric properties of lines. Select all of the statements that are true. A. A ray extends infinitely in two directions. B. Perpendicular lines intersect at a 90° angle. C. Skew lines lie in the same plane but never intersect. D. A transversal line intersects two or more other lines.

[Free] Line GH passes through points (2, 5) and (6, 9). Which equation represents line GH? A. y=x+3 B. y=x-3 C. y = 3x + 3 D. y=3x-3

[Free] An electric device delivers a current of [tex]$15.0 A$[/tex] for 30 seconds. How many electrons flow through it?

[Free] The change from one number to the next in a geometric sequence is called the: A. arithmetic difference B. common difference C. geometric ratio D. common ratio

[Free] Consider the function: [tex]f(x)=\left\{\begin{array}{cc}\frac{7}{2}+2 x, & x \leq-1 \\-5+\frac{3 x}{2}, & -1 < x < 3 \\\frac{1}{4} x, & x \geq 3\end{array}\right.[/tex] What are these values? [tex]f(-3)=[/tex] [tex]f(-1)=[/tex] [tex]f(3)=[/tex]

[Free] What is the difference between the place value and the digit in the number 428356?

[Free] Given the sets A = {0, 1, 3}, B = {1, 4, 5}, and C = {0, 1, 3, 4, 5}, what is A ∩ B ∩ C?

[Free] Look at this expression. [tex]$\frac{x^5 y^3 z^3}{x y^{-3} z^{-1}}$[/tex] Which of the following is the simplest form of this expression? A. [tex]$x^4 z^2$[/tex] B. [tex]$x^4 y^6 z^4$[/tex] C. [tex]$x^5 y^{-1} z^{-3}$[/tex] D. [tex]$x^6 y^6 z^4$[/tex]

[Free] Determine the linear correlation coefficient. The linear correlation coefficient is r = 0.99. (Round to three decimal places as needed.) Determine the null and alternative hypotheses.